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source: branches/2817-BinPackingSpeedup/HeuristicLab.Problems.BinPacking/3.3/2D/PackingItem.cs @ 16140

Last change on this file since 16140 was 16140, checked in by abeham, 6 years ago

#2817: updated to trunk r15680

File size: 2.9 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2018 Joseph Helm and Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22
23using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
24using HeuristicLab.Common;
25using HeuristicLab.Core;
26using HeuristicLab.Data;
27using HeuristicLab.Parameters;
28using HeuristicLab.Problems.BinPacking;
29
30namespace HeuristicLab.Problems.BinPacking2D {
31  [Item("PackingItem (2d)", "Represents a rectangular packing-item for bin-packing problems.")]
32  [StorableClass]
33  public class PackingItem : PackingShape, IPackingItem {
34
35    public PackingShape TargetBin {
36      get { return ((IValueParameter<PackingShape>)Parameters["TargetBin"]).Value; }
37      set { ((IValueParameter<PackingShape>)Parameters["TargetBin"]).Value = value; }
38    }
39
40    public double Weight {
41      get { return ((IFixedValueParameter<DoubleValue>)Parameters["Weight"]).Value.Value; }
42      set { ((IFixedValueParameter<DoubleValue>)Parameters["Weight"]).Value.Value = value; }
43    }
44
45    public int Layer {
46      get { return ((IFixedValueParameter<IntValue>)Parameters["Layer"]).Value.Value; }
47      set { ((IFixedValueParameter<IntValue>)Parameters["Layer"]).Value.Value = value; }
48    }
49
50    [StorableConstructor]
51    protected PackingItem(bool deserializing) : base(deserializing) { }
52    protected PackingItem(PackingItem original, Cloner cloner)
53      : base(original, cloner) {
54    }
55
56    public override IDeepCloneable Clone(Cloner cloner) {
57      return new PackingItem(this, cloner);
58    }
59
60    public PackingItem()
61      : base() {
62      Parameters.Add(new ValueParameter<PackingShape>("TargetBin"));
63      Parameters.Add(new FixedValueParameter<DoubleValue>("Weight"));
64      Parameters.Add(new FixedValueParameter<IntValue>("Layer"));
65    }
66
67    public PackingItem(int width, int height, PackingShape targetBin)
68      : this() {
69      this.Width = width;
70      this.Height = height;
71      this.TargetBin = (PackingShape)targetBin.Clone();
72    }
73
74    public bool SupportsStacking(IPackingItem other) {
75      return ((other.Layer < this.Layer) || (other.Layer.Equals(this.Layer) && other.Weight <= this.Weight));
76    }
77  }
78}
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